EG No 11329 
Reprinted with permission N.Rezvov (Ukraine) 
=2nd/3rd comm Podgaets-50 jubilee tourney

White: Ka3, Ra8, Nc5, Nf2; pawn - d7
Black: Ka1, Rf4, Be7; pawn - a4         

Win

l.Nd3 Rd4 2.Nb4 Bxc5 3.d8Q Rxb4/i 4.Rc8/ii Rd4+ 5.Rxc5 Rd3+
6.Rc3 (6.K-any? Rxd8) 6...Rxd8 7.Rc1 mate. 

i) Bxb4+ 4.Kxa4 Rxd8 5.Rxd8 B-any 6.Kb3 Be7 7.Rd7, seeing
that bl is not to the black Bishop's 'taste'.
ii) 4.Rd5? Rb5+ 5.Kxa4 Rb4+ 6.Ka3 Rb5+.
"A precise ncutralisation of the black battery brings about
checkmate. A study without pretensions."